Home / 8,148.14-12,220.50-2,303.18

Finding the Fourth Proportional to 8,148.14, 12,220.50 and 2,303.18

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Solution

The fourth proportional to 8,148.14, 12,220.50 and 2,303.18 is: 3,454.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.14 : 12,220.50 = 2,303.18 : x
  2. Step 2: Convert to fraction form
    8,148.14/12,220.50 = 2,303.18/x
  3. Step 3: Cross multiply
    8,148.14x = 12,220.50 × 2,303.18
  4. Step 4: Simplify right side
    8,148.14x = 28,146,011.19
  5. Step 5: Solve for x
    x = 28,146,011.19/8,148.14
  6. Step 6: Final answer
    x = 3,454.29

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.